GMC Sierra Service Bulletins
10,018 manufacturer communications on file.
- February 10, 2026•Document ID: 11028675Service CampaignUNKNOWN OR OTHER
- Mfr Comm. #:
- N252521591-02
- Date Added:
- February 10, 2026
- Manufacturer:
- GMC
SummaryCertain vehicles listed above may have a condition in which hard braking may unexpectedly engage. Dealers will reprogram the Image Processing Module.
Associated Products (13)Associated Documents - February 7, 2026•Document ID: 11028704Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP6101
- Date Added:
- February 11, 2026
- Manufacturer:
- BUICK
SummaryThe document makes technicians aware of a valvetrain tick noise that is created by one or more soft lifters. The soft lifter concern is due to manufacturing debris within the lifter when it was manufactured. The document instructs the technician to replace the soft lifter(s) and the rocker arm it operates.
Associated Products (14)Associated Documents - February 7, 2026•Document ID: 11028703Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6452C
- Date Added:
- February 11, 2026
- Manufacturer:
- CHEVROLET
SummaryThis is a diagnostic PI to assist on a repair to fix a concern for the HVAC temperature doors binding at times
Associated Products (16)2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 GMC Sierra2026 GMC Yukon2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XLAssociated Documents - February 7, 2026•Document ID: 11028701Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6602R
- Date Added:
- February 11, 2026
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
Associated Products (31)2026 Chevrolet Silverado2026 GMC Sierra2025 Chevrolet Corvette2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Sierra2024 Chevrolet Corvette2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 BrightDrop Zevo2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe+ 11 moreAssociated Documents - February 5, 2026•Document ID: 11028700Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6483
- Date Added:
- February 11, 2026
- Manufacturer:
- GMC
SummaryThis preliminary information communicates an issue with aftermarket LED headlights causing IPC warning messages and MIL along with several low speed lan DTCs.
Associated Products (55)2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra+ 35 moreAssociated Documents - February 5, 2026•Document ID: 11028977Over The AirUNKNOWN OR OTHER
- Mfr Comm. #:
- N25-250552
- Date Added:
- February 24, 2026
- Manufacturer:
- GMC
SummaryImprovements to OnStar functionality. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
Associated Products (33)2022 Buick Enclave2022 Buick Encore2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 GMC Acadia2022 GMC Sierra2022 GMC Terrain2021 Buick Enclave2021 Buick Encore2021 Cadillac XT4+ 13 moreAssociated Documents - February 4, 2026•Document ID: 11028698Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6635D
- Date Added:
- February 10, 2026
- Manufacturer:
- CADILLAC
SummaryThis preliminary information is to inform technicians that GM is aware of this issue and engineering is currently investigating. Technicians are to not replace any parts at this time.
Associated Products (4)Associated Documents - February 3, 2026•Document ID: 11028697Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6456C
- Date Added:
- February 10, 2026
- Manufacturer:
- GMC
SummaryThis preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
Associated Products (55)2026 Buick Enclave2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Corvette2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Sierra2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV+ 35 moreAssociated Documents - February 2, 2026•Document ID: 11028660Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6467A
- Date Added:
- February 9, 2026
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates that this concern is being root caused and no repairs should be attempted at this time
Associated Products (4)Associated Documents - January 30, 2026•Document ID: 11027949Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP5921B
- Date Added:
- February 1, 2026
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates the possibility of DTC p0011 p0016 and potential for a rattle or ticking noise to occur from the Intake Cam Actuator, or cover plate screws backing out and making contact with Cam carrier
Associated Products (14)Associated Documents - January 29, 2026•Document ID: 11027939Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6473A
- Date Added:
- February 1, 2026
- Manufacturer:
- GMC
SummaryThis PI was created to help avoid unnecessary front camera module replacements
Associated Products (4)Associated Documents - January 29, 2026•Document ID: 11027937Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6591D
- Date Added:
- February 1, 2026
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to dealer to contact TAC for a specific display issue.
Associated Products (6)Associated Documents - January 29, 2026•Document ID: 11027943Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6635C
- Date Added:
- February 1, 2026
- Manufacturer:
- CADILLAC
SummaryThis preliminary information is to inform technicians that GM is aware of this issue and engineering is currently investigating. Technicians are to not replace any parts at this time.
Associated Products (4)Associated Documents - January 29, 2026•Document ID: 11027944Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6638A
- Date Added:
- February 1, 2026
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates to the technician the repair direction needed to address an inaccurate speed limit sign displayed on instrument cluster.
Associated Products (31)2026 Cadillac Celestiq2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Sierra2026 GMC Yukon2025 Cadillac Celestiq2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Optiq2025 Chevrolet Equinox+ 11 moreAssociated Documents - January 29, 2026•Document ID: 11027942Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP5865K
- Date Added:
- February 1, 2026
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.
Associated Products (31)2026 Cadillac CT42026 Chevrolet Colorado2026 Chevrolet Silverado2026 GMC Canyon2026 GMC Sierra2025 Cadillac CT42025 Chevrolet Colorado2025 Chevrolet Silverado2025 GMC Canyon2025 GMC Sierra2024 Cadillac CT42024 Chevrolet Colorado2024 Chevrolet Silverado2024 GMC Canyon2024 GMC Sierra2023 Cadillac CT42023 Chevrolet Colorado2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Sierra+ 11 moreAssociated Documents - January 29, 2026•Document ID: 11027925Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6456B
- Date Added:
- February 1, 2026
- Manufacturer:
- CADILLAC
SummaryThis preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
Associated Products (53)2026 Buick Enclave2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Corvette2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Sierra2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq+ 33 moreAssociated Documents - January 28, 2026•Document ID: 11027934Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6443A
- Date Added:
- February 1, 2026
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to dealers that these programing concerns are being looked into.
Associated Products (1)Associated Documents - January 28, 2026•Document ID: 11027946Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIC6638
- Date Added:
- February 1, 2026
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to the technician the repair direction needed to address an inaccurate speed limit sign displayed on instrument cluster.
Associated Products (15)2026 Cadillac Celestiq2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Sierra2026 GMC YukonAssociated Documents - January 28, 2026•Document ID: 11027938Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP6099A
- Date Added:
- February 1, 2026
- Manufacturer:
- CADILLAC
SummaryThis P/I is advising that the TCM should not be replaced for DTC P16F4 and to follow the repair instructions.
Associated Products (19)2026 Buick Enclave2026 Buick Envision2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Sierra2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XLAssociated Documents - January 28, 2026•Document ID: 11027936Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6478
- Date Added:
- February 1, 2026
- Manufacturer:
- BUICK
SummaryThis Preliminary information communicates to the field about a normal condition about a message that appears when using a NFC card to start the vehicle when a key fob or a digital key device is not present.
Associated Products (14)Associated Documents